Write a short note on global warming.

Global warming:

Global warming is the long-term heating of the earth's climate because of greenhouse gases (carbon dioxide and methane).

Causes of global warming:

Anthropogenic activities are the major cause of global warming:

1. Deforestation (cutting of trees).
2. Industrial development.
3. Overpopulation.

The natural cause of global warming:

1. Volcanoes
2. Forest blazes.

Effects of global warming:

1. Cause a change in weather and precipitation patterns.
2. An increase in methane concentration because of the melting of methane hydrates.